mirror of
https://github.com/EGroupware/egroupware.git
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324 lines
10 KiB
PHP
324 lines
10 KiB
PHP
<?php
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/**
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* EGroupware - Notifications
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*
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @package notifications
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* @subpackage backends
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* @link http://www.egroupware.org
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* @author Cornelius Weiss <nelius@cwtech.de>, Christian Binder <christian@jaytraxx.de>
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* @version $Id$
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*/
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use EGroupware\Api;
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/**
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* Instant user notification with egroupware popup.
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*
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* @abstract egwpopup is a two stage notification. In the first stage
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* notification is written into self::_notification_table.
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* In the second stage a request from the client reads
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* out the table to look if there is a notification for this
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* client. The second stage is done in class.notifications_ajax.inc.php
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*/
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class notifications_popup implements notifications_iface
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{
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/**
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* Appname
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*/
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const _appname = 'notifications';
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/**
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* Notification table in SQL database
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*/
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const _notification_table = 'egw_notificationpopup';
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/**
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* Notification type
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*/
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const _type = 'base';
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/**
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* holds account object for user who sends the message
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*
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* @var object
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*/
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private $sender;
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/**
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* holds account object for user to notify
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*
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* @var object
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*/
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private $recipient;
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/**
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* holds config object (sitewide application config)
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*
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* @var object
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*/
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private $config;
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/**
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* holds preferences object of user to notify
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*
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* @var object
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*/
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private $preferences;
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/**
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* holds db object of SQL database
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*
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* @var Api\Db
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*/
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private $db;
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/**
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* constructor of notifications_egwpopup
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*
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* @param object $_sender
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* @param object $_recipient
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* @param object $_config
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* @param object $_preferences
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*/
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public function __construct($_sender, $_recipient, $_config = null, $_preferences = null) {
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//error_log(__METHOD__."(".array2string($_sender).', '.array2string($_recipient).', '.array2string($config).',...)');
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if(!is_object($_sender)) { throw new Exception("no sender given."); }
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if(!is_object($_recipient)) { throw new Exception("no recipient given."); }
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$this->sender = $_sender;
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$this->recipient = $_recipient;
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$this->config = $_config;
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$this->preferences = $_preferences;
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$this->db = $GLOBALS['egw']->db;
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}
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/**
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* sends notification if user is online
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*
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* @param array $_messages
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* @param string $_subject
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* @param array $_links
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* @param array $_attachments
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* @param array $_data
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*/
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public function send(array $_messages, $_subject = false, $_links = false, $_attachments = false, $_data = false)
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{
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unset($_attachments); // not used
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$message = $this->render_infos($_subject)
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.Api\Html::hr()
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.(isset($_messages['popup'])&&!empty($_messages['popup'])?$_messages['popup']:$_messages['html'])
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.$this->render_links($_links);
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$this->save($message, $_data);
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}
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/**
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* saves notification into database so that the client can fetch it from there
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*
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* @param string $_message
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* @param array $_user_sessions
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* @param array $_data
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*/
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private function save($_message, $_data)
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{
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$result = $this->db->insert( self::_notification_table, array(
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'account_id' => $this->recipient->account_id,
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'notify_message' => $_message,
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'notify_type' => self::_type,
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'notify_data' => $_data && is_array($_data) ? json_encode($_data) : NULL,
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'notify_created' => new Api\DateTime(),
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'notify_app' => $_data['appname'],
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'notify_app_id' => $_data['id'],
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), false,__LINE__,__FILE__,self::_appname);
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if ($result === false) throw new Exception("Can't save notification into SQL table");
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$push = new Api\Json\Push($this->recipient->account_id);
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$entries = self::read($this->recipient->account_id);
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$push->call('app.notifications.append', $entries['rows'], null, $entries['total']);
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}
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/**
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* Read the 100 most recent notification messages for given recipient
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*
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* We use a cut-off-date of 30day, not returning anything older!
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*
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* @param $_account_id
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* @param int $num_rows
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* @return array
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*/
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public static function read($_account_id, int $num_rows=100)
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{
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if (!$_account_id) return [];
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/** @var Api\Db $db */
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$db = $GLOBALS['egw']->db;
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$result = [];
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if (($total = $db->select(self::_notification_table, 'COUNT(*)', [
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'account_id' => $_account_id,
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'notify_type' => self::_type,
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'notify_created > '.($cut_off=$db->quote(Api\DateTime::to(notifications_ajax::$cut_off_date, Api\DateTime::DATABASE))),
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'notify_app_id IS NULL',
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], __LINE__, __FILE__, false, '', self::_appname)->fetchColumn()+
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$db->select(
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'('.$db->select(self::_notification_table, 'notify_app,notify_app_id', [
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'account_id' => $_account_id,
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'notify_type' => self::_type,
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'notify_created > '.($cut_off=$db->quote(Api\DateTime::to(notifications_ajax::$cut_off_date, Api\DateTime::DATABASE))),
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'notify_app_id IS NOT NULL',
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], false, false, false, 'GROUP BY notify_app,notify_app_id', self::_appname).') AS app_ids',
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'COUNT(*)', false, __LINE__, __FILE__, false, '', self::_appname)->fetchColumn()
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))
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{
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$n = 0;
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$chunk_size = 150;
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do
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{
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$notification = null;
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foreach ($rs=$db->select(self::_notification_table, '*', [
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'account_id' => $_account_id,
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'notify_type' => self::_type,
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'notify_created > ' . $cut_off,
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], __LINE__, __FILE__, $n, 'ORDER BY notify_id DESC', self::_appname, $chunk_size) as $notification)
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{
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$actions = null;
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$data = json_decode($notification['notify_data'], true);
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if (!empty($data['appname']) && !empty($data['data']))
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{
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$_actions = Api\Hooks::process(array(
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'location' => 'notifications_actions',
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'data' => $data['data']
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), $data['appname'], true);
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$actions = $_actions[$data['appname']];
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}
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$data = [
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'id' => $notification['notify_id'],
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'message' => $notification['notify_message'],
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'status' => $notification['notify_status'],
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'created' => Api\DateTime::server2user($notification['notify_created']),
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'current' => new Api\DateTime('now'),
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'actions' => is_array($actions) ? $actions : NULL,
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'extra_data' => $data['data'] ?? [],
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'app' => $notification['notify_app'] ?? $data['data']['app'] ?? null,
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'app_id' => $notification['notify_app_id'] ?? $data['data']['id'] ?? null,
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];
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// aggregate by app:id reporting only the newest entry
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if (!empty($data['app_id']))
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{
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if (!isset($result[$id = $data['app'] . ':' . $data['app_id']]))
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{
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$result[$id] = $data;
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}
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}
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else
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{
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$result[] = $data;
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}
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if (count($result) >= min($num_rows, $total)) break;
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}
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$n += $chunk_size;
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}
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while(!$notification || count($result) < min($num_rows, $total));
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return ['rows' => array_values($result), 'total'=> $total];
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}
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}
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/**
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* renders plaintext/html links from given link array
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* should be moved to the ajax class later - like mentioned in the Todo
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*
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* @param array $_links
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* @return string html rendered link(s) as complete string with jspopup or a new window
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*/
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private function render_links($_links = false) {
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if(!is_array($_links) || count($_links) == 0) { return false; }
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$newline = "<br />";
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$rendered_links = array();
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foreach($_links as $link) {
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if(!$link->popup) { $link->view['no_popup'] = 1; }
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// do not expose sensitive data
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$url = preg_replace('/(sessionid|kp3|domain)=[^&]+&?/','',
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Api\Html::link('/index.php', $link->view));
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// extract application-icon from menuaction
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if($link->view['menuaction']) {
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$menuaction_arr = explode('.',$link->view['menuaction']);
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$application = $menuaction_arr[0];
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$image = $application ? Api\Html::image($application,'navbar',$link->text,'align="middle" style="width: 24px; margin-right: 0.5em;"') : '';
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} else {
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$image = '';
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}
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if($link->popup && empty($GLOBALS['egw_info']['user']['preferences']['notifications']['external_mailclient']))
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{
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$data = array(
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"data-app = '{$link->app}'",
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"data-id = '{$link->id}'",
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"data-url = '$url'",
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"data-popup = '{$link->popup}'"
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);
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$rendered_links[] = Api\Html::div($image.$link->text,implode(' ',$data),'link');
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} else {
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$rendered_links[] = Api\Html::div('<a href="'.$url.'" target="_blank">'.$image.$link->text.'</a>','','link');
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}
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}
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if(count($rendered_links) > 0) {
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return Api\Html::hr().Api\Html::bold(Api\Translation::translate_as($this->recipient->account_id,'Linked entries:')).$newline.implode($newline,$rendered_links);
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}
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}
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/**
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* returns javascript to open a popup window: window.open(...)
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*
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* @param string $link link or this.href
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* @param string $target ='_blank' name of target or this.target
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* @param int $width =750 width of the window
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* @param int $height =400 height of the window
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* @return string javascript (using single quotes)
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*/
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private function jspopup($link,$target='_blank',$width=750,$height=410)
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{
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if($GLOBALS['egw_info']['user']['preferences']['notifications']['external_mailclient'])
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{
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return 'window.open('.($link == 'this.href' ? $link : "'".$link."'").','.
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($target == 'this.target' ? $target : "'".$target."'").",$width,$height,'yes')";
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}
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else
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{
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return 'egw_openWindowCentered2('.($link == 'this.href' ? $link : "'".$link."'").','.
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($target == 'this.target' ? $target : "'".$target."'").",$width,$height,'yes')";
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}
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}
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/**
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* renders additional infos from sender and subject
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*
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* @param string $_subject
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* @return string html rendered info as complete string
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*/
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private function render_infos($_subject = false) {
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$infos = array();
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$newline = "<br />";
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$sender = $this->sender->account_fullname ? $this->sender->account_fullname : $this->sender_account_email;
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$infos[] = Api\Translation::translate_as($this->recipient->account_id, 'Message from').': '.$sender;
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if(!empty($_subject)) { $infos[] = Api\Html::bold($_subject); }
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return implode($newline,$infos);
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}
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/**
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* Actions to take when deleting an account
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*
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* @param settings array with keys account_id and new_owner (new_owner is optional)
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*/
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public static function deleteaccount($settings)
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{
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$GLOBALS['egw']->db->delete( self::_notification_table, array(
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'account_id' => $settings['account_id']
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),__LINE__,__FILE__,self::_appname);
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}
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} |